All names: TIC 161269197, 2MASS J22473449-5136036, EC 22445-5151, Gaia DR2 6513493108987846784, EC22445-5151, Gaia DR3 6513493108987846784, UCAC4 192-199310
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 22 47 34.43 | 22 47 34.49 (0.02) | ||
| Declination | -51 36 04.18 | -51 36 03.61 (0.03) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | |||
| log(g) | [cgs] | |||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.10 (0.07) | 0.14 (0.04) | |
| Distance | [pc] | 10515.25 (7729) | 6944.44 (1915) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -10.421 (0.07) | -10.404 (0.03) | |
| Proper motion (declination) | [mas/yr] | -8.119 (0.1) | -8.02 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.64 (0.02) | |||
| V magnitude | 15.77 (0.05) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 16.07 (0.1) | 16.07 (0.1) | ||
| H magnitude | 16.31 | |||
| K magnitude | 15.88 | |||
| u magnitude | ||||
| g magnitude | 15.57 (0.01) | |||
| r magnitude | 15.96 (0.01) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.77 (0.0005) | 15.75 (0.003) | ||
| BP magnitude | 15.62 (0.004) | |||
| RP magnitude | 15.89 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.011 | |||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.